▲适用范围
适用于额定频率50/60Hz,额定电压230/400VAC的楼层分配电箱或终端配电箱(LPZ1-LPZ2区或LPZ2-LPZ3区),
对电源第II级的雷击或浪涌引起的过电压进行保护,降低过电压对设备造成的损害。
依据标准:GB/T18802.11(IEC61643-11),GB50343
型号 | 货号 | 描述 |
LDY-20C/1P-385 | CY602057 | Uc: 385V~,In(8/20μs):20kA,1P |
LDY-20C/2P-385 | CY602058 | Uc: 385V~,In(8/20μs):20kA,2P |
LDY-20C/3P-385 | CY602059 | Uc: 385V~,In(8/20μs):20kA,3P |
LDY-20C/4P-385 | CY602060 | Uc: 385V~,In(8/20μs):20kA,4P |
LDY-20C/1P+NPE-385 | CYF10079 | Uc: 385V~,In(8/20μs):20kA,1P+NPE |
LDY-20C/3P+NPE-385 | CYF10078 | Uc: 385V~,In(8/20μs):20kA,3P+NPE |
LDY-20C/R/2P-385 | CY602065 | Uc: 385V~,In(8/20μs):20kA,2P,带遥信 |
LDY-20C/R/4P-385 | CY602067 | Uc: 385V~,In(8/20μs):20kA,4P,带遥信 |
▲主要技术参数
电网额定电压 (Un): 230V/400V~
额定频率:50/60Hz
zui大持续工作电压 (Uc): 385V~
标称放电电流 (In@8/20μs): 20kA
zui大放电电流 (Imax@8/20μs): 40kA
泄漏电流(@75%U1mA): <20μA
试验类别: T2
工作温度: -40°C ~ 80°C
相对湿度(25°C): ≤95%(无凝露)
后备保护断路器: LDYB-80